﻿#region The MIT License
// The MIT License
// 
// Copyright (c) 2009 octalforty studios
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#endregion
using System;

using octalforty.Chinchillin.Shared.Deployment;
using octalforty.Chinchillin.Shared.Deployment.Resources;

namespace octalforty.Chinchillin.Actions.Fs
{
    /// <summary>
    /// Represents an Action which synchronizes files.
    /// </summary>
    [Action("sync-file")]
    public class SyncFileAction : Shared.Deployment.Action
    {
        public IResourceManager ResourceManager
        { get; set; }

        public override void Execute(IActionExecutionContext executionContext)
        {
            var sourceResourceUri = (Uri)executionContext.Arguments["source"];
            var targetResourceUri = (Uri)executionContext.Arguments["target"];

            var sourceResourceChecksum = ResourceManager.GetResourceChecksum(sourceResourceUri);
            var targetResourceChecksum = ResourceManager.GetResourceChecksum(targetResourceUri);

            if(sourceResourceChecksum.Length != targetResourceChecksum.Length)
                throw new InvalidOperationException();

            using(var targetStream = ResourceManager.OpenResource(targetResourceUri))
            {
                using(var sourceStream = ResourceManager.GetResourceStream(sourceResourceUri))
                {
                    //targetStream.Write();
                } // using
            } // using
        }
    }
}
